Flows in a network can only be in one direction

Shane Industries prepared a fixed budget of 60,000 direct labor hours, with estimated overhead costs of $300,000 for variable overhead and $90,000 for fixed overhead. Shane then prepared a flexible budget at 57,000 labor hours. How much is total overhead costs at this level of activity?

a) $285,000 b) $370,500 c) $375,000 d) $390,000

At the beginning of a telephone call placed through a Bluetooth headset with the Hands-Free Profile, which device is initially the master?

A) the Bluetooth phone B) the Bluetooth headset C) Both are simultaneously masters and slaves.